How many non zero entries does the matrix representing relation $R$ on a set $A$ = $\left \{ 1,2,3,4,5,6....1000 \right \}$.
23398 Points
17078 Points
8280 Points
6300 Points
5438 Points
4978 Points
4772 Points
4352 Points
3970 Points
3804 Points
Gatecse
X->YZ , Y->XZ , ...